291973428

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 752888136

約数和(自身を除く): 460914708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 241, 292, 438, 461, 482, 657, 723, 876, 922, 964, 1314, 1383, 1446, 1844, 2169, 2628, 2766, 2892, 4149, 4338, 5532, 8298, 8676, 16596, 17593, 33653, 35186, 52779, 67306, 70372, 100959, 105558, 111101, 134612, 158337, 201918, 211116, 222202, 302877, 316674, 333303, 403836, 444404, 605754, 633348, 666606, 999909, 1211508, 1333212, 1999818, 3999636, 8110373, 16220746, 24331119, 32441492, 48662238, 72993357, 97324476, 145986714, 291973428]

約数ペア:

[(1, 291973428), (2, 145986714), (3, 97324476), (4, 72993357), (6, 48662238), (9, 32441492), (12, 24331119), (18, 16220746), (36, 8110373), (73, 3999636), (146, 1999818), (219, 1333212), (241, 1211508), (292, 999909), (438, 666606), (461, 633348), (482, 605754), (657, 444404), (723, 403836), (876, 333303), (922, 316674), (964, 302877), (1314, 222202), (1383, 211116), (1446, 201918), (1844, 158337), (2169, 134612), (2628, 111101), (2766, 105558), (2892, 100959), (4149, 70372), (4338, 67306), (5532, 52779), (8298, 35186), (8676, 33653), (16596, 17593)]